Home / 4,057.86-5,599.74-2,289.45

Finding the Fourth Proportional to 4,057.86, 5,599.74 and 2,289.45

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Solution

The fourth proportional to 4,057.86, 5,599.74 and 2,289.45 is: 3,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.86 : 5,599.74 = 2,289.45 : x
  2. Step 2: Convert to fraction form
    4,057.86/5,599.74 = 2,289.45/x
  3. Step 3: Cross multiply
    4,057.86x = 5,599.74 × 2,289.45
  4. Step 4: Simplify right side
    4,057.86x = 12,820,324.74
  5. Step 5: Solve for x
    x = 12,820,324.74/4,057.86
  6. Step 6: Final answer
    x = 3,159.38

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.